package com.zz.service;

import com.zz.entity.User;

public interface UserService {
    int deleteByPrimaryKey(Long id);

    int insert(User record);

    int insertSelective(User record);

    User selectByPrimaryKey(Long id);

    int updateByPrimaryKeySelective(User record);

    int updateByPrimaryKey(User record);

    User findByUserName(String userName);
}
